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rlp: opt intsize

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cuiweixie 2025-08-13 16:41:49 +08:00
parent a4d3fb9805
commit 789452a5d8
1 changed files with 4 additions and 4 deletions
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8
rlp/encode.go
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@ -21,6 +21,7 @@ import (
"fmt" "fmt"
"io" "io"
"math/big" "math/big"
"math/bits"
"reflect" "reflect"
"github.com/ethereum/go-ethereum/rlp/internal/rlpstruct" "github.com/ethereum/go-ethereum/rlp/internal/rlpstruct"
@ -487,9 +488,8 @@ func putint(b []byte, i uint64) (size int) {
// intsize computes the minimum number of bytes required to store i. // intsize computes the minimum number of bytes required to store i.
func intsize(i uint64) (size int) { func intsize(i uint64) (size int) {
for size = 1; ; size++ { if i == 0 {
if i >>= 8; i == 0 { return 1
return size
}
} }
return (bits.Len64(i) + 7) / 8
} }